Support Category:
The vertical accuracies vary depending on the dataset and how the data has been created.
The accuracy for each dataset available is listed below.
Height Data
- Getmapping Height Data has a vertical accuracy of 50-60cm +/- RMSE and a horizontal accuracy of <1m +/- RMSE
- NEXTMap Height Data has a vertical accuracy of around 1m +/- RMSE and a horizontal accuracy of 2.5m +/- RMSE
LiDAR
- Environment Agency LiDAR data has a vertical accuracy of 5-15cm +/- RMSE and a horizontal accuracy of 40cm +/- RMSE
- Atkins Global LiDAR 15-25cm +/- RMSE
- The Geoinformation Group LiDAR has a vertical accuracy of 15cm +/- RMSE and a horizontal accuracy of 1.5m +/- RMSE
- Bluesky LiDAR has a vertical accuracy of up to 10cm +/- RMSE and a horizontal accuracy of up to 5cm +/- RMSE